A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 2925-00-088-6790
NSN 6135-01-551-0562
NSN 5910-00-761-6458
NSN 6650-01-380-6909
NSN 5925-00-715-7831
NSN 5910-01-080-7800
NSN 2925-00-398-0253
NSN 5925-01-392-5534
NSN 5925-01-359-3238
NSN 6645-00-171-7101
NSN 5950-01-384-7004
NSN 6610-01-609-7776